Vol.60. Philosophical Magazine. Aug. 1822. 



CoxTPNTs OF Number 29.2. 



XVI. On the Hygrometer by Evaporation. 

 M.A. F.R.S. - ' - 



By J. Ivory, 



Page 



By Captain 



81 



XVII. On a New Theory of the Tides 

 ^S For MA. V, of the Royal Navy. - - . - 



XVIII. True apparent Right Ascension of Dr. Maske- 

 lvne's 36 Stars for every Day in the Year 1822, at the 

 Timfe of passing th*^ Meridian of Greenwich. By the Rev. 

 J. Grooby. - . -. - 



XIX. On Chlorine and Chlorate of Potassa. By John 

 [Murray, F.L.S. M.G.S. M.W.S. &c. &c. 



XX. An Account of the Repeating Circle, and of the Al- 

 |titude and Azimuth Instrument. By Edw.Troughton, Esq. 102 



.js« XXI. Report of a Commiitee of the House of Common* 

 J^ on Steam-Boats ; being the Fifth Report on the Roads 

 ll from London to Holyhead, &c. - - - - 113 



XXII. Fossil Bones on the Coast of East Norfolk. By 

 Mr. Richard Taylor., - ... - - 132 



93 i 



100, 



XXIII. Notices respecting New Books, 



XXIV. Proceedingsof Learned Societies. 



XXV. Intelligence and Miscellaneous Articles: — 



On the Aberrations of Compound Lenses and Object- 

 Glasses. — Voyage of Stirvey and Discovery. — North Pole 

 [Expedition. — French Voyage of Discovery. — American 

 Expedition to the South. — Natural History.. — Researches 

 relative to Incubation, by M. Geoffroy St. Hilaire — Use 

 of Mare's Milk in ,Tsiiia. — French Inquiries respecting the 

 early Cutting of Wlieat. — Various Indications of Plants 

 I when burnt. — Number of the known Species of organized 

 ' Beirigs. — Fossil Remains. — On Pyroligneous Acid contain- 

 ing Alcohol.— Capacity for Caloric. — Effect of the Voltaic 

 Pile upon Alcohol. — Supposed conducting Power of Straw. 

 — Observatory at Madras. — Captain Kater's Pendulum. — 

 , Figure of the Earth. — Steam-Vessels. — Motion of the 

 (elastic Fluids. — Chronometers. — Obituary : — Mr. James 

 Dickson. — Lecture.— Patents. — MeteorologicalTable. 147— 



135^ 

 145] 



160 



ij^ ♦'^^ Communications for this Work, received by, the Editors, 

 38, Shoe-Lane, will meet with every attention. 



RICHARD AND ARTHUR TATLOK, PRINTERS, SHOE LANB, LONDOK. 



